Problem Set 1.1
1. (20 points) Consider the following process diagram. Defect rates as follows: 2.5%, 1.4%, 2.8%, 3.6%, 5.8%, 1.45% and 1.5%,
respectively.
A
B
C
D
E
F
G
50,000
Determine the number of parts to be manufactured if
a. The subsequence process DEFD is performed once.
b. The subsequence process DEFD is repeated twice?
2. (20 points) Consider the following process diagram. Derive a general formula that will provide the number of outputs after the
process, and compute for the total number of inputs required to achieve 150,000 units of output. Defect rates in percent are as
follows: 3%, 2%, 5%, 4%, 1%, and 7%.
1
3
2
4
6
5